[ Easy To Install ] Use the wrenth in the pacakge the motorcycle phone holder can be easily and steady mount on handlebars and rear-view mirror.The 1'' ball base designed to fit into the cylindrical or hexagonal bore wall of motorcycle fork stems. Suitable for installation on bike, bicycle, motorcycle, stroller, mountain bike, dirt bike, trek bike, road bike, golf cart, electric scooter, ATV/UTV, etc. [ Wide Compatibility ] With an adjustable design, the body size of the motorcycle cell phone holder can be adjusted according to the size of your phone.The adjustable motorcycle phone mount compatible with 5.9''-7.5'' cellphones. (Case Included) Dimensions: Length 5.12'' (130mm) ~ 6.69'' (170mm), Width 2.95'' (75mm) ~ 3.54'' (90mm), Thickness 0.787'' (20mm ) Max. Suitable for installation on motorcycle fork stem tubes 19mm to 33mm in diameter. [ One-Handed Operation ] The motorcycle cell phone mount adopts 360 degree free rotation design and quick release design. Tilt your phone to push the top, then cradle will be automatically locks your phone firmly in place, one hand to install and release in one second, it is convenient to remove the phone at any time to take photos or videos, Enjoy a free and easy riding. [ Shockproof Protection ] The motorcycle phone holder also built-in with soft silicone that keep your phone from scratches and vibration. Phone mount & phone camera features a non-contact designed to keep the phone camera from being squeezed and scratched while riding. [ Anti-Theft Design ] The motorcycle phone mount main body made of High strength nylon material,built-in stainless steel telescopic rods.This bike phone mount base and double socket arm take with special design safety knob. Which only could be tighten or untighten by the special wrench keys in pacakge. Make phone cradle safe and not not easily be removed. [Sunshade Design ]The phone holder is equipped with a special sunshade accessory, which can support the use of the phone in the sun without reflecting, and it uses waterproof material, which can effectively prevent the rain from falling on the phone. Please Note: If you need to use the sunshade accessory, then the motorcycle cell phone holder will not be able to be elongate and can only keep the minimum size: :Length 5.12'' (130mm) , Width 2.95'' (75mm) .